18859968009

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{739}}^1\times {\mathrm{53503}}^1$

素因数の和:54301

約数の個数: 24

約数和(自身を含む): 27794257920

約数和(自身を除く): 8934289911

約数列:

[1, 3, 9, 53, 159, 477, 739, 2217, 6651, 39167, 53503, 117501, 160509, 352503, 481527, 2835659, 8506977, 25520931, 39538717, 118616151, 355848453, 2095552001, 6286656003, 18859968009]

約数ペア:

[(1, 18859968009), (3, 6286656003), (9, 2095552001), (53, 355848453), (159, 118616151), (477, 39538717), (739, 25520931), (2217, 8506977), (6651, 2835659), (39167, 481527), (53503, 352503), (117501, 160509)]